1 files changed, 114 insertions, 0 deletions
diff --git a/lib/compiler/test/error_SUITE.erl b/lib/compiler/test/error_SUITE.erl
new file mode 100644
index 0000000000..477730c3ac
--- /dev/null
+++ b/lib/compiler/test/error_SUITE.erl
@@ -0,0 +1,114 @@
+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 1998-2009. All Rights Reserved.
+%% 
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%% 
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%% 
+%% %CopyrightEnd%
+%%
+-module(error_SUITE).
+
+-include("test_server.hrl").
+
+-export([all/1,
+	 head_mismatch_line/1,r11b_binaries/1]).
+
+all(suite) ->
+    test_lib:recompile(?MODULE),
+    [head_mismatch_line,r11b_binaries].
+
+%% Tests that a head mismatch is reported on the correct line (OTP-2125).
+head_mismatch_line(Config) when is_list(Config) ->
+    ?line [E|_] = get_compilation_errors(Config, "head_mismatch_line"),
+    ?line {26, Mod, Reason} = E,
+    ?line Mod:format_error(Reason),
+    ok.
+
+%% Compiles a test file and returns the list of errors.
+
+get_compilation_errors(Config, Filename) ->
+    ?line DataDir = ?config(data_dir, Config),
+    ?line File = filename:join(DataDir, Filename),
+    ?line {error, [{_Name, E}|_], []} = compile:file(File, [return_errors]),
+    E.
+
+r11b_binaries(Config) when is_list(Config) ->
+    Ts = [{r11b_binaries,
+	   <<"
+             t1(Bin) ->
+               case Bin of
+	         _ when size(Bin) > 20 -> erlang:error(too_long);
+                 <<_,T/binary>> -> t1(T);
+	         <<>> -> ok
+             end.
+
+             t2(<<_,T/bytes>>) ->
+               split_binary(T, 4).
+
+             t3(X) ->
+               <<42,X/binary>>.
+
+             t4(X) ->
+               <<N:32>> = X,
+               N.
+           ">>,
+           [r11],
+	   {error,
+	    [{5,v3_core,no_binaries},
+	     {6,v3_core,no_binaries},
+	     {9,v3_core,no_binaries},
+	     {13,v3_core,no_binaries},
+	     {16,v3_core,no_binaries}],
+	    []} }],
+    ?line [] = run(Config, Ts),
+    ok.
+
+
+run(Config, Tests) ->
+    F = fun({N,P,Ws,E}, BadL) ->
+                case catch run_test(Config, P, Ws) of
+                    E -> 
+                        BadL;
+                    Bad -> 
+                        ?t:format("~nTest ~p failed. Expected~n  ~p~n"
+                                  "but got~n  ~p~n", [N, E, Bad]),
+			fail()
+                end
+        end,
+    lists:foldl(F, [], Tests).
+
+
+%% Compiles a test module and returns the list of errors and warnings.
+
+run_test(Conf, Test0, Warnings) ->
+    Filename = 'errors_test.erl',
+    ?line DataDir = ?config(priv_dir, Conf),
+    ?line Test = ["-module(errors_test). ", Test0],
+    ?line File = filename:join(DataDir, Filename),
+    ?line Opts = [binary,export_all,return|Warnings],
+    ?line ok = file:write_file(File, Test),
+
+    %% Compile once just to print all errors and warnings.
+    ?line compile:file(File, [binary,export_all,report|Warnings]),
+
+    %% Test result of compilation.
+    ?line Res = case compile:file(File, Opts) of
+		    {error,[{_File,Es}],Ws} ->
+			{error,Es,Ws}
+		end,
+    file:delete(File),
+    Res.
+
+fail() ->
+    io:format("failed~n"),
+    ?t:fail().